1116023 has 4 divisors (see below), whose sum is σ = 1122648. Its totient is φ = 1109400.

The previous prime is 1116001. The next prime is 1116053. The reversal of 1116023 is 3206111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3206111 = 631 ⋅5081.

It is a cyclic number.

It is not a de Polignac number, because 1116023 - 2⁸ = 1115767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1115989 and 1116007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3053 + ... + 3398.

It is an arithmetic number, because the mean of its divisors is an integer number (280662).

2^1116023 is an apocalyptic number.

1116023 is a deficient number, since it is larger than the sum of its proper divisors (6625).

1116023 is an equidigital number, since it uses as much as digits as its factorization.

1116023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6624.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1116023 is about 1056.4198975786. The cubic root of 1116023 is about 103.7268163227.

The spelling of 1116023 in words is "one million, one hundred sixteen thousand, twenty-three".